Hi Vi, I'm waiting for the cargo trike version. I don't mind my bigger turning radius, as the streets are big enough in Berlin for a wide track and a bigger turning radius ;o) Cheers, Steffen 2012/10/1 Vi Vuong <vi_vuong@xxxxxxxxx> > Hi All, > > Introducing a triple-pivot folding python delta trike, with ~60 deg pivot > angle. All-steering is a bonus. Rear wheel steering is done by leaning > into the corner and away from the seat, which is required for turning > stability with this narrow-track trike and does take some learning. It is > possible to turn by rear wheel steering only, and turning circle can be > dizzy-tight with AWS. Going straight, front-wheel pedal steering > disturbance seems to be compensated by the rear wheels. The spring between > the rear wheels is needed to dampen wheel shimmy, perhaps some cargo will > also help... http://youtu.be/8-jgq4kYYwg > > Cheers, > > Vi >